Inventor
SAKURAI YUICHI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “SAKURAI YUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI MAXELL
5 patentsUS6113680ASep 5, 2000
Pigmented ink and process for production thereof
HITACHI MAXELL31 citations92
US5944883AAug 31, 1999
Ultrafine particle organic pigment color ink and method for producing the same
HITACHI MAXELL20 citations92
US6013124AJan 11, 2000
Pigment ink for ink-jet recording
HITACHI MAXELL19 citations89
US5964930AOct 12, 1999
Black pigment ink and method for producing the same
HITACHI MAXELL7 citations72
US6477136B2Nov 5, 2002
Optical recording medium
HITACHI MAXELL9 citations71
HITACHI HIGH TECH CORP
5 patentsUS10522325B2Dec 31, 2019
Charged particle beam device and image processing method in charged particle beam device
HITACHI HIGH TECH CORP2 citations71
US8385627B2Feb 26, 2013
Method and apparatus for inspecting defects of semiconductor device
HITACHI HIGH TECH CORP2 citations62
US10763078B2Sep 1, 2020
Charged particle beam device and image processing method in charged particle beam device
HITACHI HIGH TECH CORP0 citations50
US9489324B2Nov 8, 2016
Data processing device, semiconductor external view inspection device, and data volume increase alleviation method
HITACHI HIGH TECH CORP1 citations48
US8032332B2Oct 4, 2011
Semiconductor inspecting apparatus
HITACHI HIGH TECH CORP0 citations41
HITACHI LTD
4 patentsUS11392871B2Jul 19, 2022
Work support device, work support method, and work support program
HITACHI LTD2 citations70
US12339652B2Jun 24, 2025
Facility diagnosis device and facility diagnosis method
HITACHI LTD1 citations62
US10908595B2Feb 2, 2021
Facility state determination device, facility state determination method, and facility management system
HITACHI LTD0 citations51
US10845794B2Nov 24, 2020
State identification device, state identification method and mechanical device
HITACHI LTD0 citations51